Earthquakes in Aci Bonaccorsi
Seismic activity in the surroundings
30 km radiusINGV catalogue epicentres of the last ~11 years, within the given radius from the town centre.
How seismic is this area?
A zone where strong earthquakes are possible: new buildings follow strict anti-seismic criteria.
Official Civil Protection classification (upd. 2025), used for building codes.
Hazard describes the long-term expected shaking: it is not a forecast. Technical value: ag = 0.222 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Aci Bonaccorsi plus nearby towns.
The seismic history of Aci Bonaccorsi
The earthquakes that were actually felt in Aci Bonaccorsi over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2001IV9 January 2001
Moderate: felt by many indoors; glasses and dishes rattle.
Etna - Zafferana Etnea earthquake (M3.7), epicentre 12 km away
- 1991IV15 December 1991
Moderate: felt by many indoors; glasses and dishes rattle.
Etna - Versante meridionale earthquake (M4.3), epicentre 20 km away
- 1990V-VI13 December 1990
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Sicilia sud-orientale earthquake (M5.6), epicentre 43 km away
- 1984IV25 October 1984
Moderate: felt by many indoors; glasses and dishes rattle.
Etna - Fleri (Zafferana E.) earthquake (M4.4), epicentre 7 km away
- 1984IV25 October 1984
Moderate: felt by many indoors; glasses and dishes rattle.
Etna - Fleri (Zafferana E.) earthquake (M4.4), epicentre 7 km away · observed at Quartiere Sciara
- 1983VI20 July 1983
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Etna - Viagrande earthquake (M4.3), epicentre 2 km away
- 1973IV3 August 1973
Moderate: felt by many indoors; glasses and dishes rattle.
Etna - S. Maria Ammalati (Acireale) earthquake (M3.8), epicentre 7 km away
- 1952IV19 March 1952
Moderate: felt by many indoors; glasses and dishes rattle.
Etna - Linera (S. Venerina) earthquake (M4.0), epicentre 8 km away
- 1911IV-V15 October 1911
Rather strong: felt by almost everyone; hanging objects swing.
Etna - Fondo Macchia (Giarre) earthquake (M4.6), epicentre 12 km away
- 1903IV-V20 November 1903
Rather strong: felt by almost everyone; hanging objects swing.
Etna - Viagrande earthquake (M3.5), epicentre 6 km away
- 1818VIII20 February 1818
Ruinous: partial collapses in ordinary buildings, widespread heavy damage.
Catanese earthquake (M6.3), epicentre 3 km away
- 1693X-XI11 January 1693
Catastrophic: very few buildings remain standing; landslides and ground cracks.
Sicilia sud-orientale earthquake (M7.3), epicentre 51 km away
…and 17 more documented effects in this town's history.
Source: Italian Macroseismic Database DBMI15 (INGV, CC BY 4.0).
The great earthquakes in this area's history
Almost a thousand years of catalogues: the strongest documented events within ~50 km.
Source: Parametric Catalogue of Italian Earthquakes CPTI15 (INGV, CC BY 4.0).
The closest seismic structure
The town sits above this source area: the deep structure where this area's earthquakes can originate.
Faults are mapped to build better and understand the territory: knowing them says nothing about when an earthquake will occur, which remains unpredictable. Source: DISS 3.3 (INGV, CC BY 4.0).
Area over time
Earthquake map
60 eventsEarthquakes in the area
Nearby towns
How does it compare with the surroundings?
Aci Bonaccorsi is quieter than the average of its province.
Each quake is attributed to the town closest to its epicentre: the numbers describe the area, not the municipal territory alone.
Context
Province of Catania39 events · 30gSicily region203 events · 30gFrequently asked questions
Were there earthquakes today in Aci Bonaccorsi?
No, no quakes were recorded today in the Aci Bonaccorsi area: the latest nearby dates back to yesterday.
Is Aci Bonaccorsi a seismic area?
Aci Bonaccorsi is classified in seismic zone 2 by the Civil Protection. A zone where strong earthquakes are possible: new buildings follow strict anti-seismic criteria.
What was the strongest earthquake near Aci Bonaccorsi?
In the last ~11 years of INGV data, the strongest within 30 km of Aci Bonaccorsi was magnitude 4.9, in 2018.
When was the last quake near Aci Bonaccorsi?
The last quake recorded within 30 km of Aci Bonaccorsi was 8 hours ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)